Oral dental appliance



FIG. 1 is a top, front, left side perspective view of an oral dentalappliance showing my new design;

FIG. 2 is a front elevation thereof;

FIG. 3 is a rear elevation thereof;

FIG. 4 is a right side elevation thereof with the left side being amirror image;

FIG. 5 is a top plan view thereof; and,

FIG. 6 is a bottom plan view thereof.

The broken line portion of the figure drawings is included to showunclaimed subject matter only and forms no part of the claimed design.

CLAIM The ornamental design for an oral dental appliance, as shown anddescribed.